CN216296193U - Clean apparatus for producing of fermentation batching - Google Patents

Abstract

The utility model discloses a fermentation batching cleaning production device, which belongs to the technical field of bioengineering and comprises a negative pressure batching bin and a batching tank, wherein a feed opening of the batching tank is connected in the negative pressure batching bin, and a recovery device for collecting and refluxing dust to the batching tank is connected above the feed opening. The utility model has the beneficial effects that: the utility model solves the problem that powdery raw and auxiliary materials such as corn starch and the like lose 1-2% each time due to the disordered discharge of dust in the burdening process, realizes the full recycling, ensures the relative accuracy of the fermentation culture medium formula, lays the foundation of the accuracy of the culture medium formula for the stable fermentation production, and is beneficial to the stability of the fermentation production level and the guarantee of the fermentation quality.

Description

Clean apparatus for producing of fermentation batching

Technical Field

The utility model relates to the technical field of bioengineering, in particular to a fermentation ingredient clean production device.

Background

The zhongshengmycin is a novel agricultural antibiotic biopesticide with low toxicity, low accumulation and no environmental pollution, and has strong inhibiting or killing effect on gram-positive bacteria, gram-negative bacteria and filamentous fungi. It ultimately leads to bacterial death by inhibiting peptide bond formation of pathogenic bacterial proteins; the fungi can inhibit the growth of hyphae and the germination of spores, and the fungal diseases can be prevented and treated; the compound biological pesticide has good control effect on rice bacterial blight, cabbage soft rot, apple ring spot, apple leaf spot and the like, is low-toxic and safe to human and livestock, is compatible and friendly with the environment, is approved as 'green food production data' by China green food Association, is a necessary biological pesticide specified by purchasing of pollution-free fruit trees, vegetable production bases and governments, and belongs to one of biological pesticides advocated and vigorously developed by China. Therefore, the fermentation capacity of the zhongshengmycin is greatly developed, the energy is saved, the consumption is reduced, the cyclic utilization and the clean production are realized, the market share of the zhongshengmycin in green food production data is enlarged, the brick is added for the food health industry of human beings, and the good social benefit and the economic benefit are realized.

The industrialized fermentation production of zhongshengmycin has been carried out for 20 years so far, and the fermentation production uses a large amount of corn starch, soybean cake powder, glucose, inorganic salts, trace elements and the like as culture media. The preparation process of the fermentation culture medium for a long time is to feed the culture medium in an open ingredient space, so that powdery materials of grains such as corn starch, soybean cake powder, glucose and the like fly around, and the body of a worker is not benefitedThe health causes the loss of each component of the culture medium formula, causes the relative deviation of the mixture ratio of the culture medium, and even has the potential safety hazard of dust flash explosion caused by the accumulation of dust such as corn starch and the like in the process of stirring, starting and stopping the dosing tank; even if a high-power exhaust fan is additionally arranged on the batching compartment wall, the dust is only guided to the outdoor and discharged in an unorganized way, so that 40m is caused³The fermentation tank ingredients are mixed, each batch of powdery materials drift and lose 50-100 kilograms, so that the formula of the zhongshengmycin fermentation culture medium is unbalanced, the fermentation level of zhongshengmycin often fluctuates, the fluctuation of the fermentation production level cannot find out the cause and symptoms, and a new problem of environmental pollution is formed.

Therefore, in order to ensure the stable and high yield of the fermentation production level of the zhongshengmycin, starting from the process of the zhongshengmycin fermentation batching, ensuring that the dust of the grain-type materials such as corn starch, soybean cake powder, glucose and the like does not fly to the place in the batching process to form ordered collection, and further fully returning the powder for batching, ensuring the accurate formula of the culture medium and realizing the balanced and stable fermentation level of the zhongshengmycin; meanwhile, a clean, environment-friendly and safe batching place is created, the occupational health protection level of staff is improved, the fermentation green production of zhongshengmycin is realized, the industrial fermentation production level of zhongshengmycin in green production data is improved, and the government purchasing and market user requirements of large-scale green medicine application in the rapidly-developed green ecological agriculture become urgent.

SUMMERY OF THE UTILITY MODEL

Aiming at the problems in the prior art, the utility model discloses a fermentation ingredient cleaning production device which comprises a negative pressure ingredient bin and an ingredient tank, wherein a feed opening of the ingredient tank is connected in the negative pressure ingredient bin, and a recovery device for collecting and refluxing dust to the ingredient tank is connected above the feed opening.

Preferably, the recovery device comprises at least one cyclone separation device and at least one induced draft fan, an air inlet of the cyclone separation device is connected with the side wall of the negative pressure proportioning bin positioned above the feed opening through an induced draft pipe, an air outlet of the cyclone separation device is connected with an air inlet of the induced draft fan, a material collecting barrel is installed at a bottom outlet of the cyclone separation device, an air outlet of the induced draft fan is connected with an air inlet of the cyclone separation water film dust removal silk screen water mist intercepting system in a tangential direction, a bottom outlet of the cyclone separation water film dust removal silk screen water mist intercepting system is connected with the proportioning tank through a pipeline, and a circulating water pump is installed on the pipeline.

Preferably, the cyclone separation device consists of a primary cyclone separator and a secondary cyclone separator, the primary cyclone separator and the secondary cyclone separator are connected in series, the induced air pipe is connected with the air inlet of the primary cyclone separator in a tangential direction, the air outlet of the primary cyclone separator is connected with the air inlet of the secondary cyclone separator in a tangential direction, and the air outlet of the secondary cyclone separator is connected with the air inlet of the induced air blower;

the diameters of the air inlet, the air outlet and the cylinder of the secondary cyclone separator are smaller than those of the air inlet, the air outlet and the cylinder of the primary cyclone separator.

Preferably, the wind speed of the secondary cyclone separator is higher than that of the primary cyclone separator.

Preferably, the bottom of the primary cyclone separator is provided with a primary quick-opening collecting barrel, and the bottom of the secondary cyclone separator is provided with a secondary quick-opening collecting barrel.

Preferably, the negative pressure proportioning bin, the proportioning tank and the cyclone water film dedusting silk screen water mist intercepting system all comprise at least one.

Preferably, the cyclone separation water film dedusting silk screen water mist intercepting system consists of a circulating water tank, a circulating water pump, a cyclone separation water film dedusting separation section, a silk screen water mist intercepting section and a water mist intercepting exhaust pipe, wherein the cyclone separation water film dedusting separation section comprises a cyclone separation water film dedusting section and a cyclone separation water film dedusting section tangential water spray opening, the circulating water tank is arranged at the bottom of the cyclone separation water film dedusting silk screen water mist intercepting system, the top of the circulating water tank is connected with one end of the cyclone separation water film dedusting section, the other end of the cyclone separation water film dedusting section is connected with the bottom of the cyclone separation water film dedusting section tangential water spray opening, and an air inlet of the cyclone separation water film dedusting section is connected with an air outlet of the induced-blowing machine;

the diameter of the air inlet and the diameter of the cylinder of the cyclone separation water film dust removal section are smaller than those of the air outlet and the cylinder of the secondary cyclone separator;

the top of a tangent water spray nozzle of the cyclone water film dust removal section is connected with the bottom of the silk screen water mist intercepting section, the top of the silk screen water mist intercepting section is connected with the bottom of the water mist intercepting exhaust pipe, and the inlet of the circulating water pump is connected with the side of the circulating water tank through a pipeline.

Preferably, the inner diameter of the wire mesh water mist intercepting section is larger than that of the cyclone separation water film dedusting section, two or more sets of wire meshes with the thickness not less than 100mm are arranged on the wire mesh water mist intercepting section, an inner ring pipe which is fully distributed with small holes is respectively arranged above the two sets of wire meshes, circulating water is sprayed out from the inner ring pipe, and water mist is formed by spraying and leaching from the upper part of the wire meshes;

the cyclone water film dust removal silk screen water mist intercepting system comprises a water mist intercepting exhaust pipe, the total height of the water mist intercepting exhaust pipe is not less than 25m, and a silk screen fog droplet intercepting device with more than two stages is arranged in the exhaust pipe;

the pipe diameter of the water mist intercepting exhaust pipe is larger than that of an air inlet pipe of a cyclone separation water film dedusting separation section;

the cyclone water film dust removal separation section is provided with 4 water spray nozzles which spray water in the tangential direction at 90 degrees from the outer ring pipe at the top of the separation section.

Preferably, the exhaust pipe is provided with a 50mm thick wire mesh barrier every 5m height.

Preferably, a tee joint is connected to an outlet of the circulating water pump, one outlet of the tee joint is connected with a valve B, and the valve B is connected with the inner ring pipe through a pipeline.

Preferably, a pipeline with a valve F is further installed on the side edge of the cyclone water film dust removal separation section, and one end, far away from the cyclone water film dust removal separation section, of the pipeline with the valve F is installed on the pipeline between the valve B and the inner ring pipe.

Preferably, the other outlet of the tee is connected with a valve C.

Preferably, the outlet of the pipe to which the valve C is connected is provided in the batching tank.

Preferably, the circulating water tank is connected with a drinking water pipe, and the drinking water pipe is provided with a control valve D.

Preferably, batching jar still is provided with drinking water control flap E, still be equipped with the running water pipe in the negative pressure batching storehouse, the running water pipe is connected manual high-pressure squirt all the way, and batching jar drinking water control flap E is connected on another way.

Preferably, still be provided with culture medium delivery pump and culture medium pipeline on the batching jar, the one end that culture medium pipeline kept away from the batching jar is installed on the fermentation cylinder.

Preferably, the recovery device further comprises a dust absorption and removal wall, water pipes are embedded in the dust absorption and removal wall facing the top and two sides of the feed port, and the water pipes are uniformly provided with atomizing ports with adjustable angles.

Preferably, the inner wall of the dust suction and removal wall is provided with an air induction port, a pipe of the air induction pipe positioned on the air induction port extends out of the inner wall of the dust suction and removal wall by 100mm, and holes with the aperture of 20mm and the hole interval of 20mm are uniformly distributed on the pipe wall of the extending part; the pipe orifice is centered and sealed by using a blind plate with the radius of 500mm, and holes with the aperture of 15mm and the hole interval of 15mm are uniformly distributed on the blind plate.

Preferably, the upper top of the induced draft pipe is provided with a quick-opening washing opening, and the other end of the induced draft pipe is connected with an air inlet of the induced blower.

Preferably, the dust suction and removal wall is thick at the top and thin at the bottom, the width of the dust suction and removal wall is wider than that of the proportioning tank, the height of the dust suction and removal wall is not less than 1000mm, and the thickness of the thinnest part of the bottom of the dust suction and removal wall is not less than 200 mm.

Preferably, an openable quick-opening door is arranged on the dust absorption and removal wall on the inner side of the negative pressure proportioning bin.

Preferably, a sealing strip is adopted for sealing between the inner wall and the outer wall of the dust suction and removal wall, and a valve A is respectively arranged at the bottom sealing strip of the position with the distance of 100mm between the two sides and the inner wall of the batching tank.

Preferably, the central position on the wall at the midpoint of the inner wall of the dust suction and removal wall is provided with an induced draft opening with the radius of 300 mm.

Preferably, the upper half part of the outer wall of the dust suction and removal wall is uniformly distributed with holes with the aperture of 10mm and the hole spacing of 10 mm; the lower half part is uniformly distributed with holes with the aperture of 5mm and the hole spacing of 5 mm.

Preferably, negative pressure proportioning bins still is equipped with the differential pressure gauge, still install total inlet valve on the water pipe, negative pressure proportioning bins still is provided with the circulation mouth of adjustable air current.

Preferably, the dispensing opening has a lid openable with a hinged link.

Preferably, the motor setting of the agitating unit of batching jar is in on the batching tank cap face outside the negative pressure proportioning bins, agitating unit's (mixing) shaft stretches into in the batching jar, and the (mixing) shaft has 2 layers of stirring rake, and the bottom stirring rake is located the batching jar barrel of batching tank bottom and the junction of head, and upper stirring rake is located barrel quarter high department, and the stirring rake is the impulse type screw.

Preferably, one end of the induced draft pipe is connected with the dust suction and removal wall in an angle-adjustable manner, the preferred angle is 5-30 degrees, a quick-opening washing opening is formed in the upper top of the induced draft pipe, and the other end of the induced draft pipe is connected with an air inlet of the primary cyclone separator.

The utility model also provides a clean production method of the fermentation ingredients, which comprises the steps of generating unordered elegant raw and auxiliary material dust in the feeding process of the negative pressure ingredient bin, directionally draining, gathering, separating and recycling; recovering the dust removal wastewater; cleaning the dosing tank and the culture medium conveying pipeline by drinking water.

Dust directional drainage, gathering, separating and recycling: the feeding process is carried out in a negative pressure place of more than or equal to 20 pascals, an air suction opening formed by negative pressure is arranged on the inner wall of the dust absorbing and removing wall, a small amount of dust raised in the feeding process flows directionally and drifts towards the dust absorbing and removing wall due to the negative pressure, the dust absorbing and removing wall is of a special structure with a thick upper part and a thin lower part, when the small amount of dust drifts directionally to the outer wall of the dust absorbing and removing wall above the feeding opening, the small amount of dust collides and water mist sprayed from water pipe atomizing openings embedded at the top part and two sides of the dust absorbing and removing wall are combined to form granular water mist drops to fall, the size of the water mist is adjusted, the situation that the small amount of dust is gathered and increased in the falling process and directly falls into the batching tank is ensured, and the overflow of the dust is reduced; even if a small amount of dust is sucked into the air suction pipe through the dust suction and removal wall, the dust is damped during the process of passing through the dust suction and removal wall, and the dust collide with each other to form larger particles during the advancing process, when the gas containing the larger particles enters the separation pipe of the primary cyclone separation device along the axial direction at the speed of more than 20m/s, the airflow is strongly rotated under the guiding action of the guide blades of the primary cyclone separation device, the airflow spirally downwards enters the cyclone cylinder along the cylinder, and the damped particles and the dust with high density are thrown to the wall of the cylinder under the action of centrifugal force and fall into the primary quick-opening material collection barrel along the cylinder wall under the action of gravity; the rotating airflow contracts in the cylinder body and flows to the center, and secondary vortex is formed upwards and flows out through an air outlet pipeline at the top of the primary cyclone separation device; the outlet air which flows out of the pipeline and is carried with a small amount of residual fine particles and dust which are affected with damp enters an air inlet of the secondary cyclone separation device in the tangential direction at the speed of more than 22 m/s; the pipe diameter of an air inlet and an air outlet of the secondary cyclone separation device is smaller than that of the primary cyclone separation device, the air inlet and the air outlet are faster under the condition of unchanged flow, the airflow is more strongly rotated under the guide action of guide blades of the secondary cyclone separation device, the airflow spirally downwards enters the cyclone cylinder along the cylinder, the wetted particles and dust particles with the same density generate larger centrifugal force, and the wetted particles and dust particles with slightly smaller density escaping from the primary cyclone separation device are thrown to the wall of the secondary cyclone separation device under the action of the centrifugal force far beyond the primary cyclone separation device, collide and gather, and fall into the secondary quick-opening material collecting barrel along the cylinder wall under the action of gravity; if a very small amount of moisture-affected fine dust enters the cyclone water film dust removal silk screen water mist intercepting system from the air outlet of the secondary cyclone separation device in the tangential direction at the speed of more than 25m/s, because the diameters of the air inlet of the cyclone water film dust removal section and the cylinder of the cyclone water film dust screen water mist intercepting system are smaller than those of the air outlet and the cylinder of the secondary cyclone separation device, the moisture-affected fine dust enters the cyclone water film dust removal section at a higher speed, is thrown to the inner wall of the cylinder again under the action of centrifugal force to collide and gather, is sprayed out by 4 nozzles which are arranged on an outer ring pipe at the upper part of the cylinder and form a downward water film to be adhered, flows down the cylinder wall and falls into the water of the circulating water tank, the rotating air flow flows into the ascending pipe towards the center and upwards enters the silk screen water mist intercepting section, and the diameter of the silk screen water mist intercepting section is far larger than that of the ascending pipe, the speed of the air flow rotating upwards drops suddenly, and the liquid drops carrying the superfine micro-dust further collide and gather to fall into a water tank along with a water film formed by the water mist moving downwards; the air flow with suddenly reduced air flow velocity flows through the wire mesh filled with water mist, then is sprayed by the water mist, then flows through the wire mesh filled with the water mist, and finally flows through the wire mesh water mist intercepting process of 2 times of water mist spraying, so that the full contact mixing and material communication of the air and the liquid between the upward air flow and the downward mist and the wire mesh filled with the liquid are realized, the upward air flow is continuously contacted and exchanged with the downward mist and the water film, and the extremely trace and tiny particle mist drops are continuously and fully leached and are collected into large liquid drops or water film flows to fall into a water tank at the bottom; the cyclone water film dust removal silk screen water mist intercepting system comprises an exhaust pipe, the height of the exhaust pipe is more than or equal to 25 meters, the pipe diameter of the exhaust pipe is larger than that of an air inlet of a cyclone water film dust removal section, a metal wire screen interlayer with the thickness of 50mm is arranged at every 5 meters, the exhaust flow rate of the exhaust pipe is slower than the air inlet flow rate of the cyclone water film dust removal section, fine water mist suspended in water vapor discharged slowly is adsorbed and condensed easily after meeting a silk screen, and the water mist falls into a circulating water tank at the bottom of the cyclone water film dust removal silk screen water mist intercepting system due to the action of gravity after being continuously condensed to a certain degree; through the two-stage speed-increasing cyclone separation process for damp particles and the cyclone separation water film dust removal silk screen water mist interception system for speed reduction interception, the tail gas discharged from the outlet of the exhaust pipe basically does not contain solid matters, the tail gas is sampled and organized waste gas detection is carried out according to the national 'gravimetric method for measuring low-concentration particulate matters in waste gas of HJ836-2017 fixed pollution sources', and the low-concentration particulate matters are not detected.

After the feeding is finished, the atomized water on the dust absorption and removal wall is closed, the negative pressure of the negative pressure proportioning bin is adjusted and increased until the negative pressure meter is more than or equal to 25 pascals, the negative pressure operation is continued for more than 10 minutes, a small amount of moisture-affected dust remained on the inner wall of the pipeline is sucked into the quick-opening collecting barrels of the primary cyclone separation device and the secondary cyclone separation device and the circulating water tank, and the induced draft fan is closed; closing the quick-opening collecting barrel butterfly valve, taking off the quick-opening collecting barrel, pouring damp dust in the first-stage quick-opening collecting barrel falling into the bottom of the first-stage cyclone separation device and the second-stage quick-opening collecting barrel falling into the bottom of the second-stage cyclone separation device into the batching tank, simultaneously washing the first-stage collecting barrel and the second-stage collecting barrel with water, merging the washing water into the batching tank, uniformly stirring the washing water together, and pumping the washing water into the fermentation tank through a culture medium conveying pump and a pipeline.

Recovering dust removal wastewater:

recycling water in a circulating water tank: after the well-proportioned culture medium of the batching tank is metered and the volume is conveyed into the fermentation tank through the material-pumping pump, the water in the circulating water tank of the cyclone water film dust removal silk screen water mist interception system is pumped back to the batching tank through the circulating water pump: and (3) closing the induced draft fan, opening the valve C, closing the valve B, switching the water outlet of the circulating water pump, pumping the water of the circulating water tank into the batching tank, and closing the circulating water pump.

Washing water recovery: opening a high-pressure water gun connected with tap water, spraying and cleaning a dust-removing wall, simultaneously spraying and cleaning the inner wall of an induced duct by using a quick-opening washing opening of the induced duct outside a negative-pressure proportioning bin, washing dust and liquid drops adhered to the inner wall and the outer wall of the dust-removing wall and the inner wall of the induced duct into a proportioning tank, simultaneously opening two valves at the bottom of the dust-removing wall, enabling liquid with residual dust in an interlayer of the dust-removing wall to flow into the proportioning tank until the liquid flowing out is cleaned to be clear liquid, and well metering the volume and pumping the liquid into a fermentation tank through a culture medium conveying pump and a pipeline.

Clean batching jar of drinking water and culture medium pipeline: switching a water outlet valve C of the circulating water pump to be closed, opening a valve B and opening a valve F; opening a drinking water inlet valve D of a circulating water tank, adding a certain amount of drinking water, closing the drinking water inlet valve D, starting a circulating water pump, spraying and cleaning a metal screen of a cyclone separation water film dedusting screen mesh water mist interception system for more than 15 minutes, washing residual dust drops into the circulating water tank, pumping water of the circulating water tank into a batching tank again through valve switching, pumping water in the batching tank into a fermentation tank after metering, pumping washing water into the batching tank after the washing water is repeatedly sprayed by more than 2 times, pumping water in the batching tank into the fermentation tank again, cleaning a culture medium conveying pipeline from the batching tank to the fermentation tank, and reducing the error of a culture medium formula to the greatest extent;

the batching volume in the fermentation tank is measured, a drinking water valve E is opened to complement the required volume into the batching tank according to the volume difference between the measured volume in the fermentation tank and the batching requirement, a culture medium delivery pump is opened, and the supplemented drinking water is pumped into the fermentation tank.

The device and the method for cleanly producing the fermentation ingredients are applied to the production process of the zhongshengmycin fermentation ingredients, so that the dust is orderly collected and fully recycled, the environmental pollution caused by the unorganized emission of the dust is avoided, and the clean production is realized; the flash explosion risk caused by the accumulation of a large amount of dust of the stirring motor of the batching tank is greatly reduced; the working environment of the workers is greatly improved; simultaneously, the fluctuation range of the fermentation production level of the zhongshengmycin falls back and stabilizes from the original range of +/-20 percent or even higher to be within the fluctuation range of 10 percent; and good economic and social benefits are obtained.

Has the advantages that:

the technical scheme of the utility model has the following beneficial effects:

(1) the utility model solves the problem that powdery raw and auxiliary materials such as corn starch and the like lose 1-2% each time due to the disordered discharge of dust in the burdening process, realizes the full recycling, ensures the relative accuracy of the fermentation culture medium formula, lays the foundation of the accuracy of the culture medium formula for the stable fermentation production, and is beneficial to the stability of the fermentation production level and the guarantee of the fermentation quality.

(2) The negative pressure proportioning bin isolates the stirring motor of the proportioning tank from dust generated in the feeding process, thereby avoiding the risk of explosion of the corn starch dust accumulated on the motor due to accumulation of the dust day by day and month and realizing safe production.

(3) The utility model solves the problems of large amount of dust flying caused by fermentation and batching, disordered dust emission in the atmospheric environment, air pollution caused by drift with wind and dust settlement at the periphery of the production site; the unorganized emission of dust is reduced by 10 tons every year, and environment-friendly and clean production is achieved.

(4) The utility model solves the problem that the staff is disturbed by dust when the fermentation ingredients are fed, and ensures the occupational physical and mental health of the staff in the production process.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

FIG. 1 is a schematic view of a preferred apparatus for cleaning and producing fermentation ingredients in accordance with the present invention.

In the figure:

1-negative pressure proportioning bin; 2-a batching tank; 3-induced duct; 4-a first-stage cyclone separator;

5-first-stage quick-opening material collecting barrel; 6-a feeding port; 7-a secondary cyclone separator;

8-two-stage quick-opening material collecting barrel; 9-an induced draft port; 10-a blower; 11-a motor;

12-cyclone separation water film dedusting section; 13-a circulating water tank; 15-circulating water pump; 16-valve B;

17-valve C; 18-inner ring pipe; 19-water mist intercepting exhaust pipe; 20-differential pressure gauge; 21-high pressure water gun;

22-medium delivery pump; 23-valve D; 24-a wire mesh water mist intercepting section; 25-valve E;

27-wire mesh barrier; 28-cyclone separation water film dedusting section tangent water spray nozzle; 29-valve F; 30-dust suction and removal wall.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

This embodiment discloses a clean apparatus for producing of fermentation batching includes negative pressure proportioning bins 1 and batching jar 2, 1 in-connection in the negative pressure proportioning bins has batching jar 2 dog-house 6, 6 tops of dog-house are connected with the recovery unit who collects the dust and flow back batching jar 2.

As a preferred embodiment, the recycling device includes at least one cyclone separation device and at least one induced draft fan 10, an air inlet of the cyclone separation device is connected with a side wall of the negative pressure proportioning bin 1 above the feed inlet 6 through an induced draft pipe 3, an air outlet of the cyclone separation device is connected with an air inlet of the induced draft fan 10, a material collecting barrel is installed at a bottom outlet of the cyclone separation device, an air outlet of the induced draft fan 10 is connected with an air inlet of a cyclone separation water film dedusting silk screen water mist intercepting system in a tangential direction, a bottom outlet of the cyclone separation water film dedusting silk screen water mist intercepting system is connected with the proportioning tank 2 through a pipeline, and a circulating water pump 15 is installed on the pipeline.

As a preferred embodiment, the cyclone separation device is composed of a primary cyclone separator 4 and a secondary cyclone separator 7, the primary cyclone separator 4 and the secondary cyclone separator 7 are connected in series, the induced air pipe 3 is connected with the air inlet of the primary cyclone separator 4 in a tangential direction, the air outlet of the primary cyclone separator 4 is connected with the air inlet of the secondary cyclone separator 7 in a tangential direction, and the air outlet of the secondary cyclone separator 7 is connected with the air inlet of the induced air blower 10;

the diameters of the air inlet, the air outlet and the cylinder of the secondary cyclone separator 7 are smaller than those of the air inlet, the air outlet and the cylinder of the primary cyclone separator 4.

In a preferred embodiment, the wind speed of the secondary cyclone separator 7 is greater than that of the primary cyclone separator 4.

In a preferred embodiment, the bottom of the primary cyclone separator 4 is provided with a primary quick-opening collecting bucket 5, and the bottom of the secondary cyclone separator 7 is provided with a secondary quick-opening collecting bucket 8.

In a preferred embodiment, the negative pressure proportioning bin 1, the proportioning tank 2 and the cyclone water film dedusting screen water mist intercepting system comprise at least one.

As a preferred embodiment, the cyclone water film dust removal screen water mist intercepting system is composed of a circulating water tank 13, a circulating water pump 15, a cyclone water film dust removal separation section, a screen water mist intercepting section 24 and a water mist intercepting exhaust pipe 19, wherein the cyclone water film dust removal separation section comprises a cyclone water film dust removal section 12 and a cyclone water film dust removal section tangential water spray opening 28, the circulating water tank 13 is arranged at the bottom of the cyclone water film dust removal screen water mist intercepting system, the top of the circulating water tank 13 is connected with one end of the cyclone water film dust removal section 12, the other end of the cyclone water film dust removal section 12 is connected with the bottom of the cyclone water film dust removal section tangential water spray opening 28, and an air inlet of the cyclone water film dust removal section 12 is connected with an air outlet of the induced-blowing machine 10;

the diameter of the air inlet and the diameter of the cylinder of the cyclone separation water film dust removal section 12 are smaller than those of the air outlet and the cylinder of the secondary cyclone separator 7;

the top of the tangent water spray nozzle 28 of the cyclone separation water film dedusting section is connected with the bottom of the wire mesh water mist intercepting section 24, the top of the wire mesh water mist intercepting section 24 is connected with the bottom of the water mist intercepting exhaust pipe 19, and the inlet of the circulating water pump 15 is connected with the side edge of the circulating water tank 13 through a pipeline.

As a preferred embodiment, the inner diameter of the wire mesh water mist intercepting section 24 is larger than the inner diameter of the cyclone water film dust removing section 12, two or more sets of wire meshes with the thickness of not less than 100mm are arranged on the wire mesh water mist intercepting section 24, an inner ring pipe 18 which is fully distributed with small holes is respectively arranged above the two sets of wire meshes, circulating water is sprayed out from the inner ring pipe 18, and water mist is formed to spray and wash below the wire meshes;

the total height of the water-containing mist intercepting exhaust pipe 19 of the cyclone water film dust removal silk screen mist intercepting system is not less than 25m, and a silk screen mist intercepting device with more than two stages is arranged in the exhaust pipe;

the pipe diameter of the water mist interception exhaust pipe 19 is larger than that of an air inlet pipe of a cyclone separation water film dedusting separation section;

the cyclone water film dust removal separation section is provided with 4 water spray nozzles which spray water in the tangential direction at 90 degrees from the outer ring pipe at the top of the separation section.

As a preferred embodiment, the exhaust pipe is provided with a 50mm thick wire mesh partition 27 every 5m height.

In a preferred embodiment, a tee joint is connected to the outlet of the circulating water pump 15, one outlet of the tee joint is connected with a valve B16, and the valve B16 is connected with the inner ring pipe 18 through a pipeline.

In a preferable embodiment, a pipeline with a valve F29 is further installed at the side of the cyclone water film dust removal separation section, and one end of the pipeline with the valve F29, which is far away from the cyclone water film dust removal separation section, is installed on the pipeline between the valve B16 and the inner ring pipe 18.

In a preferred embodiment, the other outlet of the three-way valve is connected with a valve C17.

In a preferred embodiment, the pipe outlet to which valve C17 is connected is located in the dosage tank 2.

In a preferred embodiment, the circulation tank 13 is connected to a drinking water line, which is equipped with a control valve D23.

As a preferred embodiment, batching jar 2 still is provided with drinking water control valve E25, still be equipped with the running water pipe in the negative pressure batching storehouse 1, manual high-pressure squirt 21 is connected all the way to the running water pipe, and 2 drinking water control valve E25 of batching jar are connected to another way.

In a preferred embodiment, the dosing tank 2 is further provided with a culture medium delivery pump 22 and a culture medium delivery pipe, and the end of the culture medium delivery pipe, which is far away from the dosing tank 2, is installed on the fermentation tank.

As a preferable embodiment, the recycling device further includes a dust absorption and removal wall 30, the dust absorption and removal wall 30 is located above the feeding port 6, an air inlet of the cyclone separation device is connected with the dust absorption and removal wall 30 through an induced air pipe 3, water pipes are embedded in the dust absorption and removal wall 30 facing to the top and two sides of the feeding port 6, atomizing ports with adjustable angles are uniformly distributed in the water pipes, and water mist at the atomizing ports can cover the whole dust absorption and removal wall 30.

As a preferable embodiment, the inner wall of the dust suction and removal wall 30 is provided with an air induction port 9, a pipe of the air induction pipe 3 located on the air induction port 9 extends out of the inner wall of the dust suction and removal wall 30 by 100mm, and the pipe wall of the extending part is uniformly distributed with holes with the aperture of 20mm and the hole pitch of 20 mm; the pipe orifice is centered and sealed by using a blind plate with the radius of 500mm, and holes with the aperture of 15mm and the hole interval of 15mm are uniformly distributed on the blind plate.

As a preferred embodiment, a quick-opening washing opening is arranged at the upper top of the induced duct 3, and the other end of the induced duct 3 is connected with an air inlet of the induced blower 10.

In a preferred embodiment, the dust suction and removal wall 30 is thick at the top and thin at the bottom, has a width wider than that of the dispensing tank 2, a height not less than 1000mm, and a thickness not less than 200mm at the thinnest part of the bottom.

In a preferred embodiment, the dust suction and removal wall 30 on the inner side of the negative pressure proportioning bin 1 is provided with an openable quick-opening door.

In a preferred embodiment, the inner wall and the outer wall of the dust suction and removal wall 30 are sealed by sealing strips, and a valve a is arranged on each sealing strip at the bottom of the position with a distance of 100mm from the inner wall of the dosage tank 2.

In a preferred embodiment, an induced draft opening 9 with a radius of 300mm is opened at the center of the wall at the midpoint of the inner wall of the dust suction and removal wall 30.

As a preferred embodiment, the upper half part of the outer wall of the dust suction and removal wall 30 is uniformly distributed with holes with the aperture of 10mm and the hole spacing of 10 mm; the lower half part is uniformly distributed with holes with the aperture of 5mm and the hole spacing of 5 mm.

As a preferred embodiment, the negative pressure proportioning bin 1 is also provided with a differential pressure gauge 20, the water pipe is also provided with a total water inlet valve, and the negative pressure proportioning bin 1 is also provided with a circulating port capable of adjusting air flow.

As a preferred embodiment, the dispensing opening 6 has a lid that can be opened with a hinged connection.

As a preferred embodiment, the motor 11 of the stirring device of the batching tank 2 is arranged on the cover surface of the batching tank 2 outside the negative pressure batching bin 1, the stirring shaft of the stirring device extends into the batching tank 2, the stirring shaft is provided with 2 layers of stirring paddles, the bottom layer of stirring paddles is positioned at the welding position of a cylinder body and a sealing head of the batching tank 2 at the bottom of the batching tank 2, the upper layer of stirring paddles is positioned at the quarter height of the cylinder body, and the stirring paddles are pushing type propellers.

As a preferred embodiment, one end of the induced duct 3 is connected with the dust suction and removal wall 30 at an adjustable angle, the preferred angle is 5-30 degrees, a quick-opening washing opening is arranged at the upper top of the induced duct 3, and the other end of the induced duct 3 is connected with an air inlet of the primary cyclone separator 4.

The utility model also provides a clean production method of the fermentation ingredients, which comprises the steps of generating unordered elegant raw and auxiliary material dust in the feeding process of the negative pressure ingredient bin 1, directionally draining, gathering, separating and recycling; recovering the dust removal wastewater; and cleaning the dosing tank 2 and the culture medium conveying pipeline by drinking water.

Dust directional drainage, gathering, separating and recycling: the feeding process is carried out in a negative pressure place of more than or equal to 20 pascals, an air suction opening formed by negative pressure is arranged on the inner wall of the dust absorbing and removing wall 30, a small amount of dust raised in the feeding process flows directionally towards the dust absorbing and removing wall 30 due to the negative pressure, the dust absorbing and removing wall 30 is of a special structure with a thick upper part and a thin lower part, when flowing directionally to the outer wall of the dust absorbing and removing wall 30 above the feeding opening 6, the small amount of dust collides with water mist sprayed from water pipe atomizing openings embedded at the top part and two sides of the dust absorbing and removing wall 30 to form granular water mist drops to fall, the size of the water mist is adjusted, the situation that the dust drops directly into the batching tank 2 due to the fact that the water mist is gathered and increased in the falling process is ensured, and the overflow of the dust is reduced; even if a small amount of dust is sucked into the air suction pipe through the dust suction and removal wall 30, the dust is affected with damp in the process of passing through the dust suction and removal wall 30 and collides with each other to form larger particles in the advancing process, when the gas containing the larger particles enters the separation pipe of the primary cyclone separation device along the axial direction at the speed of more than 20m/s, the airflow is strongly rotated under the guiding action of the guide blades of the primary cyclone separation device, the airflow spirally and downwards enters the cyclone cylinder along the cylinder, the damp particles and the dust with large density are thrown to the wall of the cylinder under the action of centrifugal force and fall into the primary quick-opening material collecting barrel 5 along the cylinder wall under the action of gravity; the rotating airflow contracts in the cylinder body and flows to the center, and secondary vortex is formed upwards and flows out through an air outlet pipeline at the top of the primary cyclone separation device; the outlet air which flows out of the pipeline and is carried with a small amount of residual fine particles and dust which are affected with damp enters an air inlet of the secondary cyclone separation device in the tangential direction at the speed of more than 22 m/s; the pipe diameter of an air inlet and an air outlet of the secondary cyclone separation device is smaller than that of the primary cyclone separation device, the air inlet and the air outlet are faster under the condition of unchanged flow, the airflow is more strongly rotated under the guide action of guide blades of the secondary cyclone separation device, the airflow spirally downwards enters the cyclone cylinder along the cylinder, the wetted particles and dust particles with the same density generate larger centrifugal force, and the wetted particles and dust particles with slightly smaller density escaping from the primary cyclone separation device are thrown to the wall of the secondary cyclone separation device under the action of the centrifugal force far beyond the primary cyclone separation device, collide and gather, and fall into the secondary quick-opening material collecting barrel 8 along the cylinder wall under the action of gravity; if a very small amount of moisture-affected fine dust enters the cyclone water film dust removal silk screen water mist intercepting system from the air outlet of the secondary cyclone separation device in the tangential direction at the speed of more than 25m/s, because the diameters of the air inlet of the cyclone water film dust removal section 12 and the cylinder of the cyclone water film dust removal silk screen water mist intercepting system are smaller than those of the air outlet of the secondary cyclone separation device and the cylinder, the moisture-affected fine dust enters the cyclone water film dust removal section 12 at a higher speed, is thrown to the inner wall of the cylinder to collide and gather under the action of centrifugal force again, is sprayed out by 4 nozzles which are arranged on an outer ring pipe at the upper part of the cylinder and form a downward water film to adhere to the nozzles, flows down along the cylinder wall and falls into the water of the circulating water tank 13, the rotating air flow flows into the ascending pipe towards the center and upwards enters the silk screen water mist intercepting section 24, and the diameter of the silk screen water mist intercepting section 24 is far larger than that of the ascending pipe, the speed of the air flow rotating upwards drops suddenly, and the liquid drops carrying the superfine micro-dust further collide and gather to fall into a water tank along with a water film formed by the water mist moving downwards; the air flow with suddenly reduced air flow velocity flows through the wire mesh filled with water mist, then is sprayed by the water mist, then flows through the wire mesh filled with the water mist, and finally flows through the wire mesh water mist intercepting process of 2 times of water mist spraying, so that the full contact mixing and material communication of the air and the liquid between the upward air flow and the downward mist and the wire mesh filled with the liquid are realized, the upward air flow is continuously contacted and exchanged with the downward mist and the water film, and the extremely trace and tiny particle mist drops are continuously and fully leached and are collected into large liquid drops or water film flows to fall into a water tank at the bottom; the cyclone water film dedusting silk screen water mist intercepting system comprises an exhaust pipe, the height of the exhaust pipe is more than or equal to 25 meters, the pipe diameter of the exhaust pipe is larger than that of an air inlet of a cyclone water film dedusting section 12, a metal screen interlayer 27 with the thickness of 50mm is arranged at every 5 meters, the exhaust flow rate of the exhaust pipe is slower than the air inlet flow rate of the cyclone water film dedusting section 12, fine water mist suspended in water vapor which is slowly discharged is easily adsorbed and condensed after meeting a silk screen, and the water mist is continuously condensed to a certain degree and then falls into a circulating water tank 13 at the bottom of the cyclone water film dedusting silk screen water mist intercepting system due to the action of gravity; through the two-stage speed-increasing cyclone separation process for damp particles and the cyclone separation water film dust removal silk screen water mist interception system for speed reduction interception, the tail gas discharged from the outlet of the exhaust pipe basically does not contain solid matters, the tail gas is sampled and organized waste gas detection is carried out according to the national 'gravimetric method for measuring low-concentration particulate matters in waste gas of HJ836-2017 fixed pollution sources', and the low-concentration particulate matters are not detected.

After the feeding is finished, the atomized water of the dust absorption and removal wall 30 is closed, the negative pressure of the negative pressure proportioning bin 1 is adjusted to be increased until the negative pressure is more than or equal to 25 pascals, the negative pressure operation is continued for more than 10 minutes, a small amount of moisture-affected dust remained on the inner wall of the pipeline is sucked into the quick-opening collecting barrels of the primary cyclone separation device and the secondary cyclone separation device and the circulating water tank 13, and the induced draft fan 10 is closed; close the quick-open storage bucket butterfly valve, take off the quick-open storage bucket, will fall into one-level quick-open storage bucket 5 of one-level cyclone bottom and the quick-open dust of moisturizing in the second grade collection bucket 8 of second grade cyclone bottom and pour into batching jar 2 in, wash one-level storage bucket, second grade collection bucket water simultaneously, the wash water merges into in batching jar 2 even stirring in the lump, squeezes into in the fermentation cylinder through culture medium delivery pump 22 and pipeline.

Recovering dust removal wastewater:

and (4) recycling water in the circulating water tank 13: after the well-proportioned culture medium of the batching tank 2 is metered and the volume is conveyed into the fermentation tank through the material pumping pump, the water in the circulating water tank 13 of the cyclone water film dust removal silk screen water mist intercepting system is pumped back into the batching tank 2 by the water circulating pump 15: the air inducing blower 10 is closed, the valve C17 is opened, the valve B16 is closed, the water outlet of the circulating water pump 15 is switched, the water in the circulating water tank 13 is pumped into the proportioning tank 2, and the circulating water pump 15 is closed.

Washing water recovery: the high-pressure water gun 21 connected with tap water is opened, the dust-absorbing wall 30 is sprayed, the inner wall of the air-guiding pipe 3 is sprayed and washed by a quick-opening washing opening of the air-guiding pipe 3 outside the negative pressure proportioning bin 1, dust and liquid drops adhered to the inner wall of the air-absorbing wall 30 and the inner wall of the air-guiding pipe 3 are washed into the proportioning tank 2, two valves at the bottom of the air-absorbing wall 30 are opened simultaneously, liquid with residual dust in an interlayer of the air-absorbing wall 30 flows into the proportioning tank 2 until the liquid flowing out is washed, and the metered volume is pumped into the fermentation tank through the culture medium delivery pump 22 and a pipeline.

Clean batching jar 2 of drinking water and culture medium pipeline: switching the water outlet valve C17 of the circulating water pump 15 to be closed, the valve B16 to be opened and the valve F29 to be opened; opening a drinking water inlet valve D23 of the circulating water tank 13, adding a certain amount of drinking water, closing a drinking water inlet valve D23, starting a circulating water pump 15, spraying and cleaning a metal screen of the cyclone separation water film dedusting screen water mist interception system for more than 15 minutes, dripping residual dust into the circulating water tank 13, pumping water in the circulating water tank 13 into the proportioning tank 2 again through valve switching, pumping the water in the proportioning tank 2 into the fermentation tank after metering, pumping the washing water into the proportioning tank 2 after the equipment is subjected to spraying and cleaning for more than 2 times in such a small amount, pumping the water in the proportioning tank 2 into the fermentation tank, and pumping the water in the proportioning tank 2 into the fermentation tank so that a culture medium conveying pipeline from the proportioning tank 2 to the fermentation tank is cleaned without residual culture medium, thereby reducing the error of a culture medium formula as much as possible; the batching volume in the fermentation tank is measured, according to the volume difference between the measured volume in the fermentation tank and the batching requirement, a drinking water valve E25 is opened to complement the required volume into the batching tank 2, the culture medium delivery pump 22 is opened, and the supplemented drinking water is pumped into the fermentation tank.

Feeding is carried out in the negative pressure proportioning bin 1, dust can be controlled to directionally move towards the dust absorption and removal wall 30 with atomized water spray in the operation process without flying around, and most of dust is wetted, collected and falls into the proportioning tank 2;

a very small amount of dust penetrating through the dust absorption and removal wall 30 and the accumulated damp dust are intercepted by a process method of two-stage speed-increasing cyclone separation and cyclone foam dust removal silk screen water mist interception system speed reduction interception, and solid matters and fog drops are intercepted;

the drinking water used for moistening and intercepting the flying dust generated by fed materials and the drinking water used for washing the equipment are completely recycled, so that the raw and auxiliary materials and the water resource are saved, and more importantly, the stability of the fermentation formula process is ensured;

the culture medium conveying pipeline is washed by liquid which is cleaner for many times and successively, so that the cleanness of the conveying pipeline is ensured, the self fermentation is not generated, and the stability of the fermentation level is facilitated.

The device and the method for cleanly producing the fermentation ingredients are applied to the production process of the zhongshengmycin fermentation ingredients, so that the dust is orderly collected and fully recycled, the environmental pollution caused by the unorganized emission of the dust is avoided, and the clean production is realized; the flash explosion risk caused by the accumulation of a large amount of dust in the stirring motor 11 of the batching tank 2 is greatly reduced; the working environment of the workers is greatly improved; simultaneously, the fluctuation range of the fermentation production level of the zhongshengmycin falls back and stabilizes from the original range of +/-20 percent or even higher to be within the fluctuation range of 10 percent; and good economic and social benefits are obtained.

The following provides a further description of the advantageous effects of the present embodiment through several sets of examples.

The first embodiment is as follows:

and (3) negative-pressure material preparation of a fermentation medium:

1. closing the door and window of the negative pressure proportioning bin 1;

2. opening a drinking water valve D23, and adding water with the volume within 25% of the volume of the ingredients into a circulating water tank 13 of the cyclone water film dedusting wire mesh water mist intercepting system;

3. opening a drinking water valve E, adding water for batching in the batching tank 2 until the batching volume is less than 25% of that of the fermentation tank, and opening a stirring motor 11 of the batching tank 2;

4. opening a main water inlet valve of an atomization port of the dust suction and removal wall 30 above the material preparation tank 2, and adjusting the water to be sprayed into a fine water mist shape;

5. starting the suction blower 10, adjusting a frequency converter of a motor 11 of the suction blower 10, and adjusting the size of an airflow opening of the negative pressure proportioning bin 1, so that the differential pressure indicated value of a differential pressure gauge 20 of the negative pressure proportioning bin 1 is not less than 20 pascals, the lowest airflow flow velocity of an inlet of the first-stage cyclone separator 4 is adjusted in a correlated manner to be not less than 20m/s, and the water mist of the dust absorption and removal wall 30 in the negative pressure proportioning bin 1 is adjusted to present a directional flow towards the dust absorption and removal wall 30;

6. opening a valve B16 and a valve F29, closing a valve C17, and opening a circulating water pump 15 to enable water in the circulating water tank 13 to be conveyed to an inner ring pipe 18 of a wire mesh water mist intercepting section 24 of the cyclone separation water film dust removal wire mesh water mist intercepting system through the circulating water pump 15 through a pipeline, wherein the inner ring pipe 18 sprays water mist, and the water mist is uniformly sprayed on a wire mesh and flows back to the circulating water tank 13 through the inner wall of a cyclone separation water film dust removal section 12;

7. adding raw and auxiliary materials such as soybean cake powder, corn flour, glucose, peptone, yeast powder, inorganic salt and the like in sequence according to the quantity of the raw and auxiliary materials in the fermentation medium formula, and uniformly stirring;

8. the fermentation medium delivery pump 22 of the dosing tank 2 is started to deliver the uniformly mixed fermentation medium into the fermentation tank.

Example two:

recovering the dust of the unordered and elegant raw and auxiliary materials of the culture medium:

1. the material mixing and stirring motor 11 is closed, the indicated value of the differential pressure meter 20 of the induced draft fan 10 and the negative pressure material mixing bin 1 is 0 pascal, the total water inlet valve of the atomizing opening of the dust suction and removal wall 30 is closed, and the circulating water pump 15 is closed;

2. the first-stage quick-opening collecting barrel 5 of the first-stage cyclone separator 4 is dismounted, and the second-stage quick-opening collecting barrel 8 of the second-stage cyclone separator 7 is dismounted;

3. the first-stage quick-opening collecting barrel 5 and the second-stage quick-opening collecting barrel 8 are taken back into the negative pressure proportioning bin 1;

4. taking down a manual control high-pressure water gun 21 in the negative-pressure proportioning bin 1, opening the high-pressure water gun 21 to clean the first-stage quick-opening material collecting barrel 5 and the second-stage quick-opening material collecting barrel 8, and pouring water in the material collecting barrels into the proportioning tank 2 after cleaning; the first-stage quick-opening collecting barrel 5 and the second-stage quick-opening collecting barrel 8 are respectively arranged on the first-stage cyclone separator 4 and the second-stage cyclone separator 7;

5. cleaning a dust suction and removal wall 30 above the proportioning tank 2 by using a high-pressure water gun 21, simultaneously washing the inner wall of the air guide pipe 3 from a quick-opening washing opening at the upper top of the air guide pipe 3, and washing wet dust particles adhered to the dust suction and removal wall 30 and the inner wall of the air guide pipe 3 into the proportioning tank 2;

6. opening 2 drainage valves at the bottom of the dust absorption and removal wall 30, simultaneously opening a quick opening valve of the dust absorption and removal wall 30, cleaning the inner cavity of the dust absorption and removal wall 30 and the protruding part of the induced draft tube 3 by using a high-pressure water gun 21, and enabling washing water to flow into the batching tank 2;

7. closing the valve B16, opening the valve C17, starting the circulating water pump 15, and pumping the washing water in the circulating water tank 13 of the cyclone water film dust removal silk screen water mist interception system into the batching tank 2;

8. open agitating unit, use high-pressure squirt 21 simultaneously will make up 2 inner walls of jar all around and the (mixing) shaft sanitization, open culture medium delivery pump 22, will make up the washing water in the jar 2 and squeeze into in the fermentation cylinder, measure the interior batching volume of fermentation cylinder simultaneously.

Example three:

and (3) recovering waste water:

1. closing the valve C17, opening the valve B16, opening the drinking water valve D23, putting the drinking water into the circulating water tank 13 of the cyclone water film dedusting silk screen water mist intercepting system, and controlling the water quantity to be less than 20% of the volume of the ingredients of the culture medium;

2. closing the quick opening door of the dust absorption and removal wall 30, closing the quick opening washing opening of the induced draft tube 3, opening the circulating water pump 15, and circularly flushing the wire mesh water mist intercepting section 24 in the cyclone water film dust removal wire mesh water mist intercepting system for more than 5 minutes;

3. meanwhile, the doors and windows of the proportioning bin are closed, the induced draft fan 10 is started, and air flow is regulated, so that the differential pressure indicated value of the differential pressure gauge 20 of the negative pressure proportioning bin 1 is more than or equal to 20 pascals, and induced draft is maintained for more than 20 minutes;

4. turning off the air inducing machine 10, wherein the differential pressure indicated value of the differential pressure gauge 20 of the negative pressure proportioning bin 1 is 0;

5. closing the valve B16, opening the valve C17, pumping all the water in the circulating water tank 13 of the cyclone water film dust removal silk screen water mist intercepting system into the batching tank 2 through the circulating water pump 15, and closing the circulating water pump 15;

6. unloading the primary collecting barrel and the secondary collecting barrel, taking the collecting barrel into the negative pressure proportioning bin 1, pouring water liquid in the collecting barrel into the proportioning tank 2, then cleaning the collecting barrel again, and pouring washing water into the proportioning tank 2;

7. starting a stirrer of the batching tank 2, cleaning the periphery of the inner wall of the batching tank 2 and a stirring shaft by using a high-pressure water gun 21 again, starting a culture medium conveying pump 22, pumping washing water of the batching tank 2 into the fermentation tank, and simultaneously metering the batching volume in the fermentation tank;

8. according to the volume difference between the measured volume in the fermentation tank and the batching requirement, a drinking water valve E is opened to supplement the required volume to the batching tank 2, and a culture medium delivery pump 22 is opened to pump the supplemented drinking water into the fermentation tank.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a clean apparatus for producing of fermentation batching, its characterized in that, includes negative pressure proportioning bins and batching jar, negative pressure proportioning bins in-connection has the dog-house of batching jar, the dog-house top is connected with collects the dust and flows back to the recovery unit of batching jar.

2. The fermentation ingredient cleaning production device as claimed in claim 1, wherein the recovery device comprises at least one cyclone separation device and at least one induced draft fan, an air inlet of the cyclone separation device is connected with a side wall of the negative pressure proportioning bin above the feed inlet through an induced draft pipe, an air outlet of the cyclone separation device is connected with an air inlet of the induced draft fan, a material collection barrel is installed at a bottom outlet of the cyclone separation device, an air outlet of the induced draft fan is connected with an air inlet of the cyclone separation water film dust removal silk mist intercepting system in a tangential direction, a bottom outlet of the cyclone separation water film dust removal silk mist intercepting system is connected with the proportioning tank through a pipeline, and a circulating water pump is installed on the pipeline.

3. The fermentation ingredient cleaning production device as claimed in claim 2, wherein the cyclone separation device is composed of a primary cyclone separator and a secondary cyclone separator, the primary cyclone separator and the secondary cyclone separator are connected in series, the air guide pipe is connected with the air inlet of the primary cyclone separator in a tangential direction, the air outlet of the primary cyclone separator is connected with the air inlet of the secondary cyclone separator in a tangential direction, and the air outlet of the secondary cyclone separator is connected with the air inlet of the air guide blower;

the diameters of the air inlet, the air outlet and the cylinder of the secondary cyclone separator are smaller than those of the air inlet, the air outlet and the cylinder of the primary cyclone separator.

4. The apparatus for clean production of fermentation ingredients of claim 3, wherein the wind speed of the secondary cyclone is higher than that of the primary cyclone.

5. The fermentation ingredient cleaning production device as claimed in claim 3, wherein the cyclone separation water film dedusting screen water mist intercepting system is composed of a circulating water tank, a circulating water pump, a cyclone separation water film dedusting separation section, a screen water mist intercepting section and a water mist intercepting exhaust pipe, wherein the cyclone separation water film dedusting separation section comprises a cyclone separation water film dedusting section and a cyclone separation water film dedusting section tangent water jet;

the diameter of the air inlet and the diameter of the cylinder of the cyclone separation water film dust removal section are smaller than those of the air outlet and the cylinder of the secondary cyclone separator;

the wire mesh water mist intercepting section is provided with two or more wire meshes, circulating water is sprayed and leached from the upper part of the wire meshes in a water mist mode, and the inner diameter of the wire mesh water mist intercepting section is larger than that of the cyclone separation water film dedusting section;

the water mist intercepting exhaust pipe is internally provided with more than two stages of wire mesh fog droplet intercepting devices, and the pipe diameter of the water mist intercepting exhaust pipe is larger than that of an air inlet pipe of a cyclone separation water film dedusting separation section;

the cyclone water film dust removal separation section is provided with 4 water spray nozzles which spray water in the tangential direction at 90 degrees from the outer ring pipe at the top of the separation section.

6. The fermentation ingredient cleaning production device as claimed in claim 2, wherein the recovery device further comprises a dust absorption and removal wall, the dust absorption and removal wall is connected with the air inlet of the cyclone separation device through an air induction pipe, water pipes are embedded in the dust absorption and removal wall facing the top and two sides of the feed port, and atomizing ports with adjustable angles are uniformly distributed in the water pipes.

7. The fermentation ingredient cleaning production device as claimed in claim 6, wherein an air inducing port is formed in the inner wall of the dust absorbing and removing wall, and a pipe of the air inducing pipe positioned on the air inducing port extends out of the inner wall of the dust absorbing and removing wall.

8. The clean apparatus for producing of fermentation feed stock of claim 2, wherein said negative pressure batch bin, said batch tank and said cyclone water film dusting screen water mist intercepting system comprise at least one.

9. The clean production device of fermentation ingredients of claim 2, wherein the upper top of the induced draft tube is provided with a quick-opening washing opening.

10. The clean production device of fermentation ingredients of claim 6, wherein the dust absorption and removal wall is thicker at the top and thinner at the bottom and wider than the ingredient tank.

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